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DroidDefects: A database of crash (exception) bugs for Android apps

List of Reproducible Cases

App	Package	Version	LOC	Category	Exception Category	Root Cause	Exception Type	Issue	Buggy	Fixed	Comments
Bites	caldwell.ben.bites	1.3		Recipes cookbook	Framework	Parameter Error	NumberFormatException	-	-	-	-
Birthdroid	com.rigid.birthdroid	0.6.3		birthday app	Framework	Parameter Error	NumberFormatException	issue	buggy	fix	-
Bankdroid	com.liato.bankdroid	1.9.10.6		Swedish Banking App	Framework	Parameter Error	IllegalArgumentException (Illegal character in query/path)	issue	-	-	-
Olam	com.olam	1.0		Olam Malayalam Dictionary	Framework	Parameter Error	SQLiteException (syntax error)	issue	-	-	-
Scribbler	com.gmail.altakey.effy	0.1.8		Graphics	Framework	XML Error	FormatFlagsConversionMismatchException	-	-	-	-
Nextcloud	com.nextcloud.android.beta	20160613		Nextcloud Android app	Framework	XML Error	Resources$NotFoundException	issue	-	fixed	source code compile failed
transistor	org.y20k.transistor	1.1.5		Radio App	Framework	Lifecycle Error	IllegalStateException (Fragment XX not attached to Activity)	issue	buggy	fix	-
android-obd-reader	com.github.pires.obd.reader	2.0-rc1		OBD-II Reader App	Framework	Lifecycle Error	IllegalArgumentException (Service not registered)	issue	buggy	fix	source code compile failed
opentasks	org.dmfs.tasks	1.1.7		Task App	Framework	Lifecycle Error	IllegalStateException (Can not perform this action after onSaveInstanceState)	issue	buggy	fix	discussion
budget-envelopes	com.notriddle.budget	3.4		Budget Management App	Framework	Lifecycle Error	IllegalStateException (Can not perform this action after onSaveInstanceState)	-	-	-	-
NewPipe	org.schabi.newpipe	0.7.8		Youtube frontend for Android	Framework	Lifecycle Error	IllegalStateException (Content view not yet created)	issue	-	-	-
WordPress-Android	org.wordpress.android	3.6		WordPress for Android	Framework	Lifecycle Error	IllegalStateException (Fragment already added)	issue	-	-	-
adsdroid	hu.vsza.adsdroid	1.6		App for alldatasheet.com	Framework	Lifecycle Error	IllegalArgumentException (View not attached to window manager)	-	-	-	-
TwistedHomeManager	com.twsitedapps.homemanager	1.0.1.9		Twisted Home Manager	Framework	UI Update Error	IllegalStateException (ListView & Adapter Update Issue)	issue	-	-	Not easy to reproduce manually
Cowsay	com.fixme.cowsay	1.3		Development	Framework	UI Update Error	CalledFromWrongThreadException	-	-	-	-
Tickmate	de.smasi.tickmate	1.2.0		One bit journal	Framework	Index Error	CursorIndexOutOfBoundsException	issue	buggy	fixed	-
Mitzuli	com.mitzuli	1.0.7		Reading	Framework	Lifecycle Error	WindowManager$BadToken (unable to add window)	-	-	-	-
Anki-Android	com.ichi2.anki	2.8.2beta2		Anki on Android	Framework	Constraint Error	IllegalStateException(Fragment null must be a public static class to be properly recreated from instance state)	issue	-	fixed	-
tripmobile	me.tripsit.mobile	1.0		Tripsit mobile app	Framework	Constraint Error	RuntimeException (Can't create handler inside thread that has not called Looper.prepare())	issue	buggy	fixed	-
Notepad	bander.notepad	1.06		Note App	Framework	Database Management Error	IllegalArgumentException (column XX does not exist)	issue	-	-	-
AppBak	org.moparisthebest.appbak	1		System	Framework	Hardware	OutOfMempryError	-	-	-	-
Addi	com.addi	1.98		Science & Education	Framework	Resource-Not-Found Error	ActivityNotFoundException	-	-	-	-
WordPress-Android	org.wordpress.android	8.2		WordPress for Android	Framework	Other Errors	ClassCastException	issue	buggy	fixed	discussion
CampFahrplan	nerd.tuxmobil.fahrplan.congress	1.32.2		Time	Library	Parameter Error	IllegalArgumentException (unexpected url)	-	-	-	-
screenrecorder	com.orpheusdroid.screenrecorder	1.8.4		Screen Recorder	Library	Compatibility Error	IllegalStateException (must call onStart before onStop)	issue	-	-	Compatibility issue with the library countly-sdk-android
Password Maker	org.passwordmaker.android	1.1.11		Security	Application	NullPointer Error	NullPointerException	-	-	-	-
YalpStore	com.github.yeriomin.yalpstore	0.17		Yalp Store	Application	NullPointer Error	NullPointerException (Attempt to invoke virtual method ... on a null object reference)	issue	-	fixed	-
Zom-Android	im.zom.messenger	15.2.0-RC-3		Chat App	Application	NullPointer Error	NullPointerException (Attempt to read from field ... on a null object reference)	issue	-	-	-
transistor	org.y20k.transistor	1.2.3		Radio App	Application	NullPointer Error	NullPointerException (Attempt to invoke virtual method ... on a null object reference)	issue	-	-	-
LibreNews	app.librenews.io.librenews	1.4		LibreNews client	Application	Index Error	ArrayIndexOutOfBoundsException	issue	-	-	-
LibreNews	app.librenews.io.librenews	1.4		LibreNews client	Application	NullPointer Error	NullPointerException (Attempt to invoke virtual method ... on a null object	issue	-	-	-
AnyMemo	org.liberty.android.fantastischmemo	10.10.1		Flashcard learning	Application	NullPointer Error	NullPointerException (Attempt to invoke virtual method ... on a null object	issue	-	-	-

Artifacts of DroidDefects

The directory structure of DroidDefects is as follows:

DroidDefects
   |
   |--- reproducible-cases:                   Reproducible exception cases 
        |
        | --- adsdroid
                |
                | --- .apk                    The apk file      
                | ---  exception.txt          The exception trace
                | ---  README.md              The reproduciable steps
                | ---  rootcause.txt          The root cause
                | ---  src                    The app source code
   |
   |--- ground-truth-cases:                   Ground-truth exception cases
		|
		| --- fdroid_apks_complexity.csv	  the app complexity metrics (#LOC, #Classes, #Activities, #Methods)
		| --- Dataset_crashanalysis           the ground-truth exception traces
   |--- utils								  the utility programs

Paper

Ting Su, Lingling Fan, Sen Chen, Yang Liu, Lihua Xu, Geguang Pu, and Zhendong Su. Why My App Crashes? Understanding and Benchmarking Framework-specific Exceptions of Android apps, IEEE Transactions on Software Engineering (TSE), 2020.

You can find more about our work on testing/analyzing Android apps at this website.